This is actually Firmware from Kenwood. After you unzip it, just follow the directions in the readme file. This fixes Disc to Disc Copy w/ CDRWs, DMA issues, and added ability to read burned discs. You must have Windows 95/98 to run this.
The following files are found inside the driver download file.
|d770u_421.zen||476.0 KB||16 Mar 2000|
|v421.txt||876 bytes||4 Feb 2000|
|atapi_loder_win_diag.zen||62.3 KB||29 Jan 2000|
|PCloader.exe||305.2 KB||29 Feb 2000|